From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753665AbaIYCzt (ORCPT ); Wed, 24 Sep 2014 22:55:49 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:41597 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751500AbaIYCux (ORCPT ); Wed, 24 Sep 2014 22:50:53 -0400 From: Yijing Wang To: Bjorn Helgaas CC: , , Xinwei Hu , Wuyun , , Russell King , , , , , Arnd Bergmann , Thomas Gleixner , "Konrad Rzeszutek Wilk" , , Joerg Roedel , , , Benjamin Herrenschmidt , , , Sebastian Ott , "Tony Luck" , , "David S. Miller" , , Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , "Sergei Shtylyov" , Michael Ellerman , Thierry Reding , "Thomas Petazzoni" , Yijing Wang Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Date: Thu, 25 Sep 2014 11:14:10 +0800 Message-ID: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yijing Wang Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Date: Thu, 25 Sep 2014 11:14:10 +0800 Message-ID: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: List-Archive: List-Post: To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , Konrad Rzeszutek Wilk , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org List-ID: This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga02-in.huawei.com ([119.145.14.65]:41597 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751500AbaIYCux (ORCPT ); Wed, 24 Sep 2014 22:50:53 -0400 From: Yijing Wang Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Date: Thu, 25 Sep 2014 11:14:10 +0800 Message-ID: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-arch-owner@vger.kernel.org List-ID: To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , Konrad Rzeszutek Wilk , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org, "David S. Miller" , sparclinux@vger.kernel.org, Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , Sergei Shtylyov , Michael Ellerman , Thierry Reding , Thomas Petazzoni , Yijing Wang Message-ID: <20140925031410.bYk3TacSXJ7RUmQDvLsqpgV30UbPxvo4gHxptAzk7JM@z> This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yijing Wang Date: Thu, 25 Sep 2014 02:55:52 +0000 Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Message-Id: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , Konrad Rzeszutek Wilk , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [119.145.14.65]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 38A881A0990 for ; Thu, 25 Sep 2014 12:51:02 +1000 (EST) From: Yijing Wang To: Bjorn Helgaas Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Date: Thu, 25 Sep 2014 11:14:10 +0800 Message-ID: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Cc: linux-mips@linux-mips.org, linux-ia64@vger.kernel.org, linux-pci@vger.kernel.org, Bharat.Bhushan@freescale.com, Yijing Wang , Thierry Reding , sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, Russell King , Joerg Roedel , x86@kernel.org, Sebastian Ott , xen-devel@lists.xenproject.org, arnab.basu@freescale.com, Arnd Bergmann , Konrad Rzeszutek Wilk , Chris Metcalf , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Xinwei Hu , Tony Luck , Sergei Shtylyov , linux-kernel@vger.kernel.org, Ralf Baechle , iommu@lists.linux-foundation.org, David Vrabel , Wuyun , linuxppc-dev@lists.ozlabs.org, "David S. Miller" , Lucas Stach List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 From: wangyijing@huawei.com (Yijing Wang) Date: Thu, 25 Sep 2014 11:14:10 +0800 Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Message-ID: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yijing Wang Date: Thu, 25 Sep 2014 02:56:36 +0000 Subject: [PATCH v2 00/22] Use MSI chip framework to configure MSI/MSI-X in all platforms Message-Id: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Xinwei Hu , Wuyun , linux-arm-kernel@lists.infradead.org, Russell King , linux-arch@vger.kernel.org, arnab.basu@freescale.com, Bharat.Bhushan@freescale.com, x86@kernel.org, Arnd Bergmann , Thomas Gleixner , Konrad Rzeszutek Wilk , xen-devel@lists.xenproject.org, Joerg Roedel , iommu@lists.linux-foundation.org, linux-mips@linux-mips.org, Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Sebastian Ott , Tony Luck , linux-ia64@vger.kernel.org, "David S. Miller" , sparclinux@vger.kernel.org, Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , Sergei Shtylyov , Michael Ellerman , Thierry Reding , Thomas Petazzoni , Yijing Wang This series is based Bjorn's pci/msi branch git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/msi Currently, there are a lot of weak arch functions in MSI code. Thierry Reding Introduced MSI chip framework to configure MSI/MSI-X in arm. This series use MSI chip framework to refactor MSI code across all platforms to eliminate weak arch functions. Then all MSI irqs will be managed in a unified framework. Because this series changed a lot of ARCH MSI code, so tests in the platforms which MSI code modified are warmly welcomed! v1->v2: Add a patch to make s390 MSI code build happy between patch "x86/xen/MSI: E.." and "s390/MSI: Use MSI..". Fix several typo problems found by Lucas. RFC->v1: Updated "[patch 4/21] x86/xen/MSI: Eliminate...", export msi_chip instead of #ifdef to fix MSI bug in xen running in x86. Rename arch_get_match_msi_chip() to arch_find_msi_chip(). Drop use struct device as the msi_chip argument, we will do that later in another patchset. Yijing Wang (22): PCI/MSI: Clean up struct msi_chip argument PCI/MSI: Remove useless bus->msi assignment MSI: Remove the redundant irq_set_chip_data() x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip PCI/MSI: Refactor struct msi_chip to make it become more common x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/xen/MSI: Use MSI chip framework to configure MSI/MSI-X irq Irq_remapping/MSI: Use MSI chip framework to configure MSI/MSI-X irq x86/MSI: Remove unused MSI weak arch functions MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlp: Remove the dead function destroy_irq() to fix build error MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq MIPS/Xlr/MSI: Use MSI chip framework to configure MSI/MSI-X irq Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq s390/MSI: Use MSI chip framework to configure MSI/MSI-X irq arm/iop13xx/MSI: Use MSI chip framework to configure MSI/MSI-X irq IA64/MSI: Use MSI chip framework to configure MSI/MSI-X irq Sparc/MSI: Use MSI chip framework to configure MSI/MSI-X irq tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq PCI/MSI: Clean up unused MSI arch functions arch/arm/mach-iop13xx/include/mach/pci.h | 2 + arch/arm/mach-iop13xx/iq81340mc.c | 1 + arch/arm/mach-iop13xx/iq81340sc.c | 1 + arch/arm/mach-iop13xx/msi.c | 9 ++- arch/arm/mach-iop13xx/pci.c | 6 ++ arch/ia64/kernel/msi_ia64.c | 18 ++++- arch/mips/pci/msi-octeon.c | 35 ++++++---- arch/mips/pci/msi-xlp.c | 18 ++++-- arch/mips/pci/pci-xlr.c | 15 ++++- arch/powerpc/kernel/msi.c | 14 +++- arch/s390/pci/pci.c | 18 ++++- arch/sparc/kernel/pci.c | 14 +++- arch/tile/kernel/pci_gx.c | 14 +++- arch/x86/include/asm/apic.h | 4 + arch/x86/include/asm/pci.h | 4 +- arch/x86/include/asm/x86_init.h | 7 -- arch/x86/kernel/apic/io_apic.c | 16 ++++- arch/x86/kernel/x86_init.c | 34 --------- arch/x86/pci/xen.c | 60 +++++++++------- drivers/iommu/irq_remapping.c | 9 ++- drivers/irqchip/irq-armada-370-xp.c | 8 +-- drivers/pci/host/pci-tegra.c | 8 ++- drivers/pci/host/pcie-designware.c | 4 +- drivers/pci/host/pcie-rcar.c | 8 ++- drivers/pci/msi.c | 114 ++++++++++++++---------------- drivers/pci/probe.c | 1 - include/linux/msi.h | 26 ++----- 27 files changed, 266 insertions(+), 202 deletions(-)